pair,contact1,contact2,flow1,flow2 2nv2_A_,5,8,1,1 2nv2_A_,5,9,1,1 2nv2_A_,6,10,1,1 2nv2_A_,7,11,1,1 2nv2_A_,8,12,1,1 2nv2_A_,9,99,1,1 2nv2_A_,9,120,1,1 2nv2_A_,10,14,1,1 2nv2_A_,11,15,1,1 2nv2_A_,13,16,1,1 2nv2_A_,14,17,1,1 2nv2_A_,16,19,1,1 2nv2_A_,16,39,1,1 2nv2_A_,18,229,1,1 2nv2_A_,19,231,1,1 2nv2_A_,20,39,1,1 2nv2_A_,21,231,1,1 2nv2_A_,21,233,1,1 2nv2_A_,22,40,1,1 2nv2_A_,22,42,1,1 2nv2_A_,23,233,1,1 2nv2_A_,24,42,1,1 2nv2_A_,24,44,1,1 2nv2_A_,25,29,1,1 2nv2_A_,26,29,1,1 2nv2_A_,26,30,1,1 2nv2_A_,27,31,1,1 2nv2_A_,28,32,1,1 2nv2_A_,29,33,1,1 2nv2_A_,30,34,1,1 2nv2_A_,31,35,1,1 2nv2_A_,31,72,1,1 2nv2_A_,32,36,1,1 2nv2_A_,33,38,1,1 2nv2_A_,34,37,1,1 2nv2_A_,34,74,1,1 2nv2_A_,41,76,1,1 2nv2_A_,41,78,1,1 2nv2_A_,43,78,1,1 2nv2_A_,45,62,1,1 2nv2_A_,47,50,1,1 2nv2_A_,47,51,1,1 2nv2_A_,48,52,1,1 2nv2_A_,49,53,1,1 2nv2_A_,50,54,1,1 2nv2_A_,51,56,1,1 2nv2_A_,52,55,1,1 2nv2_A_,52,105,1,1 2nv2_A_,58,107,1,1 2nv2_A_,60,88,1,1 2nv2_A_,62,64,1,1 2nv2_A_,62,65,1,1 2nv2_A_,62,66,1,1 2nv2_A_,63,67,1,1 2nv2_A_,64,68,1,1 2nv2_A_,65,69,1,1 2nv2_A_,66,70,1,1 2nv2_A_,67,71,1,1 2nv2_A_,68,72,1,1 2nv2_A_,69,72,1,1 2nv2_A_,77,98,1,1 2nv2_A_,79,99,1,1 2nv2_A_,79,101,1,1 2nv2_A_,80,101,1,1 2nv2_A_,81,101,1,1 2nv2_A_,81,103,1,1 2nv2_A_,82,85,1,1 2nv2_A_,82,88,1,1 2nv2_A_,83,109,1,1 2nv2_A_,83,110,1,1 2nv2_A_,84,102,1,1 2nv2_A_,85,88,1,1 2nv2_A_,85,89,1,1 2nv2_A_,86,90,1,1 2nv2_A_,86,120,1,1 2nv2_A_,87,91,1,1 2nv2_A_,88,92,1,1 2nv2_A_,89,93,1,1 2nv2_A_,90,93,1,1 2nv2_A_,90,94,1,1 2nv2_A_,90,119,1,1 2nv2_A_,91,95,1,1 2nv2_A_,92,97,1,1 2nv2_A_,93,96,1,1 2nv2_A_,93,121,1,1 2nv2_A_,93,122,1,1 2nv2_A_,100,123,1,1 2nv2_A_,100,125,1,1 2nv2_A_,101,146,1,1 2nv2_A_,102,115,1,1 2nv2_A_,102,117,1,1 2nv2_A_,102,125,1,1 2nv2_A_,102,126,1,1 2nv2_A_,103,105,1,1 2nv2_A_,103,106,1,1 2nv2_A_,104,146,1,1 2nv2_A_,110,112,1,1 2nv2_A_,110,113,1,1 2nv2_A_,115,117,1,1 2nv2_A_,116,119,1,1 2nv2_A_,116,140,1,1 2nv2_A_,117,120,1,1 2nv2_A_,117,140,1,1 2nv2_A_,118,139,1,1 2nv2_A_,118,140,1,1 2nv2_A_,124,143,1,1 2nv2_A_,126,144,1,1 2nv2_A_,126,146,1,1 2nv2_A_,128,146,1,1 2nv2_A_,128,148,1,1 2nv2_A_,129,133,1,1 2nv2_A_,129,162,1,1 2nv2_A_,130,132,1,1 2nv2_A_,130,133,1,1 2nv2_A_,130,134,1,1 2nv2_A_,130,169,1,1 2nv2_A_,131,135,1,1 2nv2_A_,131,169,1,1 2nv2_A_,132,135,1,1 2nv2_A_,132,136,1,1 2nv2_A_,133,137,1,1 2nv2_A_,133,148,1,1 2nv2_A_,134,138,1,1 2nv2_A_,135,139,1,1 2nv2_A_,136,140,1,1 2nv2_A_,136,188,1,1 2nv2_A_,136,189,1,1 2nv2_A_,137,140,1,1 2nv2_A_,137,142,1,1 2nv2_A_,138,141,1,1 2nv2_A_,145,207,1,1 2nv2_A_,145,209,1,1 2nv2_A_,146,147,1,1 2nv2_A_,147,209,1,1 2nv2_A_,147,211,1,1 2nv2_A_,149,162,1,1 2nv2_A_,150,153,1,1 2nv2_A_,150,212,1,1 2nv2_A_,153,155,1,1 2nv2_A_,155,157,1,1 2nv2_A_,156,160,1,1 2nv2_A_,157,161,1,1 2nv2_A_,158,161,1,1 2nv2_A_,158,162,1,1 2nv2_A_,159,163,1,1 2nv2_A_,160,164,1,1 2nv2_A_,161,165,1,1 2nv2_A_,162,166,1,1 2nv2_A_,163,167,1,1 2nv2_A_,164,168,1,1 2nv2_A_,165,169,1,1 2nv2_A_,166,170,1,1 2nv2_A_,167,171,1,1 2nv2_A_,168,172,1,1 2nv2_A_,169,173,1,1 2nv2_A_,170,174,1,1 2nv2_A_,171,175,1,1 2nv2_A_,172,176,1,1 2nv2_A_,172,184,1,1 2nv2_A_,174,199,1,1 2nv2_A_,176,199,1,1 2nv2_A_,177,179,1,1 2nv2_A_,177,180,1,1 2nv2_A_,178,181,1,1 2nv2_A_,180,184,1,1 2nv2_A_,181,185,1,1 2nv2_A_,182,186,1,1 2nv2_A_,183,187,1,1 2nv2_A_,184,188,1,1 2nv2_A_,185,190,1,1 2nv2_A_,186,189,1,1 2nv2_A_,191,195,1,1 2nv2_A_,192,196,1,1 2nv2_A_,193,197,1,1 2nv2_A_,194,198,1,1 2nv2_A_,195,199,1,1 2nv2_A_,196,200,1,1 2nv2_A_,197,201,1,1 2nv2_A_,198,202,1,1 2nv2_A_,203,204,1,1 2nv2_A_,208,229,1,1 2nv2_A_,210,230,1,1 2nv2_A_,210,232,1,1 2nv2_A_,215,219,1,1 2nv2_A_,216,219,1,1 2nv2_A_,216,220,1,1 2nv2_A_,217,221,1,1 2nv2_A_,218,222,1,1 2nv2_A_,219,223,1,1 2nv2_A_,220,224,1,1 2nv2_A_,221,225,1,1 2nv2_A_,222,226,1,1 2nv2_A_,223,226,1,1 2nv2_A_,223,228,1,1 2nv2_A_,224,227,1,1 2nv2_A_,234,237,1,1 2nv2_A_,235,238,1,1 2nv2_A_,236,239,1,1 2nv2_A_,237,240,1,1 2nv2_A_,240,242,1,1 2nv2_A_,242,245,1,1 2nv2_A_,242,246,1,1 2nv2_A_,243,247,1,1 2nv2_A_,244,248,1,1 2nv2_A_,245,249,1,1 2nv2_A_,246,250,1,1 2nv2_A_,247,251,1,1 2nv2_A_,248,252,1,1 2nv2_A_,249,253,1,1 2nv2_A_,250,254,1,1 2nv2_A_,251,255,1,1 2nv2_A_,252,256,1,1 2nv2_A_,256,259,1,1 2nv2_A_,259,262,1,1 2nv2_A_,259,263,1,1 2nv2_A_,260,264,1,1 2nv2_A_,261,265,1,1 2nv2_A_,262,266,1,1 2nv2_A_,263,267,1,1 2nv2_A_,264,267,1,1 2nv2_A_,265,268,1,1